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Variety traits

Winter hardiness

Winter hardiness is a complex indicator of a variety's ability to remain viable throughout the winter and early spring periods, including resistance to frost and other environmental stress factors.

Mentioned in descriptions 27 261 varieties reference book.

Winter hardiness is a complex plant characteristic that includes resistance to freezing, smothering, waterlogging, frost heaving, and winter desiccation. Unlike frost resistance, which is limited to tolerance of low temperatures, winter hardiness takes into account the entire spectrum of adverse effects that lead to plant death or damage during the cold period.

The winter hardiness of a variety is evaluated using methods of field assessment of crop conditions after winter, employing scoring scales, as well as laboratory studies. The latter include direct freezing of plant monoliths, biochemical analyses of sugar accumulation, verification of the viability of the tillering node, and the use of genetic markers to determine resistance.

The level of winter hardiness depends on the genetic potential of the variety, the plant's ability to harden, agronomic cultivation practices, and the microclimate characteristics of a specific site. When choosing a variety, one should focus on regionalized forms, bearing in mind that the resistance indicator is relative and requires comparison with local standards and growing conditions.

Sources10

Breakdown by crop

Found in these crops

Varieties that feature this in their description

Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.

Rubus idaeus L. · Red raspberry

NL SI
5 records

Karola

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

FR NL
8 records

Prunus avium (L.) L. · Sweet cherry

CZ SK
5 records

Prunus persica (L.) Batsch · Peach

ES IT
3 records

Malus domestica (Suckow) Borkh. · Apple

FR NL
7 records

Lucasova

Active

Pyrus communis L. · European pear

CZ SK
6 records

Rubel

Active

Vaccinium corymbosum L. · Highbush blueberry

NL SI
3 records

Brassica oleracea L. (Curly kale Group) · Curly kale

DE NL
3 records

Goliath

Active

Ribes nigrum L. · Blackcurrant

EE NL
4 records

Ontario

Active

Prunus domestica L. · European plum

CZ NL
9 records

Goldcats

Active

Malus domestica (Suckow) Borkh. · Apple

CZ DE
8 records

Fuyu

Active

Diospyros kaki L. f. · Persimmon

ES SI
3 records

Karmen

Active

Fragaria L. · Strawberry

CZ SK
5 records

Krasa

Terminated

Poa pratensis L. · Kentucky bluegrass

CZ SK
5 records

Florika

Active

Fragaria x vescana Rud. Bauer & A. Bauer

DE NL
4 records

Katja

Active

Malus domestica (Suckow) Borkh. · Apple

NL PL
8 records

Pyrus communis L. · European pear

CZ SK
5 records

Pyrus communis L. · European pear

EE LT
4 records

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